Buggy python submission (verdict: Time Limit Exceeded):
import math

n,m,s = map(int,input().split())

road = []
for i in range(m):
    u,v,a,b = map(int,input().split())
    road.append([u,v,a,b])

change = []
for i in range(n):
    c,d = map(int,input().split())
    change.append([c,d])

tree = [[] for _ in range(n+1)]

for i in range(m):
    r = road[i]
    tree[r[0]].append([r[0],r[1],r[2],r[3]])
    tree[r[1]].append([r[1],r[0],r[2],r[3]])

least_cost = [[] for _ in range(n+1)]
for l in range(n+1):
    least_cost[l] = [math.inf]*2501


def insort_queue(q,v):
    len_a = len(q)    
    if len_a == 0:
        q.append(v)
        return
    
    min = 0
    max_1 = len_a

    if max_1 == 1:
        if v[2] > q[0][2]:
            min = 1
        else:
            min = 0
    while max_1 - min > 1:
        mid = (max_1 + min) //2
        if v[2] > q[mid][2]:
            min = mid
        else:
            max_1 = mid
    index = max_1
    q.insert(index,v)

queue = []

#hwd [location, money, time]
def dijakstra(q):
    while q != []:
        hwd = q.pop(0)
        
        if least_cost[hwd[0]][hwd[1]] > hwd[2]:
            least_cost[hwd[0]][hwd[1]] = hwd[2]
            
            for node in tree[hwd[0]]:
                # from node, to node , money, time
                if hwd[1] - node[2] >= 0:
                    insort_queue(q,[node[1],hwd[1]-node[2],hwd[2]+node[3]])
            if hwd[1] + change[hwd[0]-1][0] <= 2500:
                insort_queue(q,[hwd[0],hwd[1]+change[hwd[0]-1][0],hwd[2]+change[hwd[0]-1][1]])
    return least_cost

if s > 2500:
    s = 2500
queue.append([1,s,0])

ans = dijakstra(queue)

for i in range(2,n+1):
    print(min(ans[i]))

Fixed submission:
import math

n,m,s = map(int,input().split())

road = []
for i in range(m):
    u,v,a,b = map(int,input().split())
    road.append([u,v,a,b])

change = []
for i in range(n):
    c,d = map(int,input().split())
    change.append([c,d])

tree = [[] for _ in range(n+1)]

for i in range(m):  
    r = road[i]
    tree[r[0]].append([r[0],r[1],r[2],r[3]])
    tree[r[1]].append([r[1],r[0],r[2],r[3]])

least_cost = [[] for _ in range(n+1)]
for l in range(n+1):
    least_cost[l] = [math.inf]*2501


def insort_queue(q,v):
    len_a = len(q)    
    if len_a == 0:
        q.append(v)
        return
    
    min = 0
    max_1 = len_a

    if max_1 == 1:
        if v[2] > q[0][2]:
            min = 1
        else:
            min = 0
    while max_1 - min > 1:
        mid = (max_1 + min) //2
        if v[2] > q[mid][2]:
            min = mid
        else:
            max_1 = mid
    index = max_1
    q.insert(index,v)

queue = []

#hwd [location, money, time]
def dijakstra(q):
    while q != []:
        hwd = q.pop(0)

        if least_cost[hwd[0]][hwd[1]] > hwd[2]:
            least_cost[hwd[0]][hwd[1]] = hwd[2]
            
            for node in tree[hwd[0]]:
                # from node, to node , money, time
                if hwd[1] - node[2] >= 0:
                    insort_queue(q,[node[1],hwd[1]-node[2],hwd[2]+node[3]])
            if hwd[1] + change[hwd[0]-1][0] <= 500:
                insort_queue(q,[hwd[0],hwd[1]+change[hwd[0]-1][0],hwd[2]+change[hwd[0]-1][1]])
    return least_cost

if s > 2500:
    s = 2500
queue.append([1,s,0])

ans = dijakstra(queue)

for i in range(2,n+1):
    print(min(ans[i]))

Buggy python submission (verdict: Time Limit Exceeded):
import math

n,m,s = map(int,input().split())

road = []
for i in range(m):
    u,v,a,b = map(int,input().split())
    road.append([u,v,a,b])

change = []
for i in range(n):
    c,d = map(int,input().split())
    change.append([c,d])

tree = [[] for _ in range(n+1)]

for i in range(m):
    r = road[i]
    tree[r[0]].append([r[0],r[1],r[2],r[3]])
    tree[r[1]].append([r[1],r[0],r[2],r[3]])

least_cost = [[] for _ in range(n+1)]
for l in range(n+1):
    least_cost[l] = [math.inf]*2501


def insort_queue(q,v):
    len_a = len(q)    
    if len_a == 0:
        q.append(v)
        return
    
    min = 0
    max_1 = len_a

    if max_1 == 1:
        if v[2] > q[0][2]:
            min = 1
        else:
            min = 0
    while max_1 - min > 1:
        mid = (max_1 + min) //2
        if v[2] > q[mid][2]:
            min = mid
        else:
            max_1 = mid
    index = max_1
    q.insert(index,v)

queue = []

#hwd [location, money, time, n,]
def dijakstra(q):
    while q != []:
        hwd = q.pop(0)
        if hwd[1] < 0 or hwd[1] > 2500:
            continue

        if least_cost[hwd[0]][hwd[1]] > hwd[2]:
            least_cost[hwd[0]][hwd[1]] = hwd[2]
            
            for node in tree[hwd[0]]:
                # from node, to node , money, time
                insort_queue(q,[node[1],hwd[1]-node[2],hwd[2]+node[3]])
            insort_queue(q,[hwd[0],hwd[1]+change[hwd[0]-1][0],hwd[2]+change[hwd[0]-1][1]])
    return least_cost

if s > 2500:
    s = 2500
queue.append([1,s,0])

ans = dijakstra(queue)

for i in range(2,n+1):
    print(min(ans[i]))

Fixed submission:
import math

n,m,s = map(int,input().split())

road = []
for i in range(m):
    u,v,a,b = map(int,input().split())
    road.append([u,v,a,b])

change = []
for i in range(n):
    c,d = map(int,input().split())
    change.append([c,d])

tree = [[] for _ in range(n+1)]

for i in range(m):  
    r = road[i]
    tree[r[0]].append([r[0],r[1],r[2],r[3]])
    tree[r[1]].append([r[1],r[0],r[2],r[3]])

least_cost = [[] for _ in range(n+1)]
for l in range(n+1):
    least_cost[l] = [math.inf]*2501


def insort_queue(q,v):
    len_a = len(q)    
    if len_a == 0:
        q.append(v)
        return
    
    min = 0
    max_1 = len_a

    if max_1 == 1:
        if v[2] > q[0][2]:
            min = 1
        else:
            min = 0
    while max_1 - min > 1:
        mid = (max_1 + min) //2
        if v[2] > q[mid][2]:
            min = mid
        else:
            max_1 = mid
    index = max_1
    q.insert(index,v)

queue = []

#hwd [location, money, time]
def dijakstra(q):
    while q != []:
        hwd = q.pop(0)

        if least_cost[hwd[0]][hwd[1]] > hwd[2]:
            least_cost[hwd[0]][hwd[1]] = hwd[2]
            
            for node in tree[hwd[0]]:
                # from node, to node , money, time
                if hwd[1] - node[2] >= 0:
                    insort_queue(q,[node[1],hwd[1]-node[2],hwd[2]+node[3]])
            if hwd[1] + change[hwd[0]-1][0] <= 500:
                insort_queue(q,[hwd[0],hwd[1]+change[hwd[0]-1][0],hwd[2]+change[hwd[0]-1][1]])
    return least_cost

if s > 2500:
    s = 2500
queue.append([1,s,0])

ans = dijakstra(queue)

for i in range(2,n+1):
    print(min(ans[i]))

Buggy python submission (verdict: Time Limit Exceeded):
import math

n,m,s = map(int,input().split())

road = []
for i in range(m):
    u,v,a,b = map(int,input().split())
    road.append([u,v,a,b])

change = []
for i in range(n):
    c,d = map(int,input().split())
    change.append([c,d])

tree = [[] for _ in range(n+1)]

for i in range(m):
    r = road[i]
    tree[r[0]].append([r[0],r[1],r[2],r[3]])
    tree[r[1]].append([r[1],r[0],r[2],r[3]])

least_cost = [[] for _ in range(n+1)]
for l in range(n+1):
    least_cost[l] = [math.inf]*2501


def insort_queue(q,v):
    len_a = len(q)    
    if len_a == 0:
        q.append(v)
        return
    
    min = 0
    max_1 = len_a

    if max_1 == 1:
        if v[2] > q[0][2]:
            min = 1
        else:
            min = 0
    while max_1 - min > 1:
        mid = (max_1 + min) //2
        if v[2] > q[mid][2]:
            min = mid
        else:
            max_1 = mid
    index = max_1
    q.insert(index,v)

queue = []

#hwd [location, money, time, n,]
def dijakstra(q):
    while q != []:
        hwd = q.pop(0)
        if hwd[1] < 0 or hwd[1] > 2500:
            continue
        
        if least_cost[hwd[0]][hwd[1]] > hwd[2]:
            least_cost[hwd[0]][hwd[1]] = hwd[2]
            
            for node in tree[hwd[0]]:
                # from node, to node , money, time
                insort_queue(q,[node[1],hwd[1]-node[2],hwd[2]+node[3]])
                insort_queue(q,[node[0],hwd[1]+change[node[0]-1][0],hwd[2]+change[node[0]-1][1]])
    return least_cost

if s > 2500:
    s = 2500
queue.append([1,s,0])

ans = dijakstra(queue)

for i in range(2,n+1):
    print(min(ans[i]))

Fixed submission:
import math

n,m,s = map(int,input().split())

road = []
for i in range(m):
    u,v,a,b = map(int,input().split())
    road.append([u,v,a,b])

change = []
for i in range(n):
    c,d = map(int,input().split())
    change.append([c,d])

tree = [[] for _ in range(n+1)]

for i in range(m):  
    r = road[i]
    tree[r[0]].append([r[0],r[1],r[2],r[3]])
    tree[r[1]].append([r[1],r[0],r[2],r[3]])

least_cost = [[] for _ in range(n+1)]
for l in range(n+1):
    least_cost[l] = [math.inf]*2501


def insort_queue(q,v):
    len_a = len(q)    
    if len_a == 0:
        q.append(v)
        return
    
    min = 0
    max_1 = len_a

    if max_1 == 1:
        if v[2] > q[0][2]:
            min = 1
        else:
            min = 0
    while max_1 - min > 1:
        mid = (max_1 + min) //2
        if v[2] > q[mid][2]:
            min = mid
        else:
            max_1 = mid
    index = max_1
    q.insert(index,v)

queue = []

#hwd [location, money, time]
def dijakstra(q):
    while q != []:
        hwd = q.pop(0)

        if least_cost[hwd[0]][hwd[1]] > hwd[2]:
            least_cost[hwd[0]][hwd[1]] = hwd[2]
            
            for node in tree[hwd[0]]:
                # from node, to node , money, time
                if hwd[1] - node[2] >= 0:
                    insort_queue(q,[node[1],hwd[1]-node[2],hwd[2]+node[3]])
            if hwd[1] + change[hwd[0]-1][0] <= 500:
                insort_queue(q,[hwd[0],hwd[1]+change[hwd[0]-1][0],hwd[2]+change[hwd[0]-1][1]])
    return least_cost

if s > 2500:
    s = 2500
queue.append([1,s,0])

ans = dijakstra(queue)

for i in range(2,n+1):
    print(min(ans[i]))